Blazon: I blått tre oppvoksende gull årer, den midterste nedsenket. In
English: Azure three oars or issuant from the base the central one abased.
Approved by the royal resolution of 3 July 1987 after a drawing by Jarle E.
Henriksen. [c2j88]
The
local history web site explains the origin of the municipal name from Norse
"her" meaning military meeting place, i.e. the place where fleet gathers. Thus
the arms are canting.Željko Heimer, 12 December 2015